Home / 47,287.19-70,941.17-14,009.86

Finding the Fourth Proportional to 47,287.19, 70,941.17 and 14,009.86

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Solution

The fourth proportional to 47,287.19, 70,941.17 and 14,009.86 is: 21,017.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,287.19 : 70,941.17 = 14,009.86 : x
  2. Step 2: Convert to fraction form
    47,287.19/70,941.17 = 14,009.86/x
  3. Step 3: Cross multiply
    47,287.19x = 70,941.17 × 14,009.86
  4. Step 4: Simplify right side
    47,287.19x = 993,875,859.94
  5. Step 5: Solve for x
    x = 993,875,859.94/47,287.19
  6. Step 6: Final answer
    x = 21,017.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.